Warning: Permanently added '10.128.1.173' (ED25519) to the list of known hosts.
executing program
[ 572.920666][ T27] INFO: task kworker/0:1:13 blocked for more than 143 seconds.
[ 572.928359][ T27] Not tainted 5.15.160-syzkaller #0
[ 572.935365][ T27] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[ 572.944332][ T27] task:kworker/0:1 state:D stack:25248 pid: 13 ppid: 2 flags:0x00004000
[ 572.953787][ T27] Workqueue: ipv6_addrconf addrconf_verify_work
[ 572.960058][ T27] Call Trace:
[ 572.963795][ T27]
[ 572.966728][ T27] __schedule+0x12c4/0x45b0
[ 572.971548][ T27] ? mark_lock+0x98/0x340
[ 572.975881][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 572.982199][ T27] ? release_firmware_map_entry+0x190/0x190
[ 572.988091][ T27] ? __mutex_trylock_common+0x8d/0x2e0
[ 572.993859][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 572.999059][ T27] ? _raw_spin_unlock_irq+0x1f/0x40
[ 573.004572][ T27] ? lockdep_hardirqs_on+0x94/0x130
[ 573.009771][ T27] schedule+0x11b/0x1f0
[ 573.014230][ T27] schedule_preempt_disabled+0xf/0x20
[ 573.019600][ T27] __mutex_lock_common+0xe34/0x25a0
[ 573.025165][ T27] ? addrconf_verify_work+0xa/0x20
[ 573.030277][ T27] ? mutex_lock_io_nested+0x60/0x60
[ 573.035755][ T27] ? lockdep_hardirqs_on_prepare+0x438/0x7a0
[ 573.042008][ T27] ? print_irqtrace_events+0x210/0x210
[ 573.047467][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 573.053656][ T27] ? do_raw_spin_unlock+0x137/0x8b0
[ 573.058859][ T27] mutex_lock_nested+0x17/0x20
[ 573.063934][ T27] addrconf_verify_work+0xa/0x20
[ 573.068869][ T27] process_one_work+0x8a1/0x10c0
[ 573.074100][ T27] ? worker_detach_from_pool+0x260/0x260
[ 573.079733][ T27] ? _raw_spin_lock_irqsave+0x120/0x120
[ 573.085639][ T27] ? kthread_data+0x4e/0xc0
[ 573.090141][ T27] ? wq_worker_running+0x97/0x170
[ 573.095461][ T27] worker_thread+0xaca/0x1280
[ 573.100139][ T27] ? _raw_spin_unlock_irqrestore+0xd9/0x130
[ 573.106388][ T27] kthread+0x3f6/0x4f0
[ 573.110452][ T27] ? rcu_lock_release+0x20/0x20
[ 573.115622][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.120210][ T27] ret_from_fork+0x1f/0x30
[ 573.124971][ T27]
[ 573.128127][ T27]
[ 573.128127][ T27] Showing all locks held in the system:
[ 573.136329][ T27] 3 locks held by kworker/0:1/13:
[ 573.141537][ T27] #0: ffff88814abfc538 ((wq_completion)ipv6_addrconf){+.+.}-{0:0}, at: process_one_work+0x78a/0x10c0
[ 573.152734][ T27] #1: ffffc90000d27d20 ((addr_chk_work).work){+.+.}-{0:0}, at: process_one_work+0x7d0/0x10c0
[ 573.163234][ T27] #2: ffffffff8d9e7e48 (rtnl_mutex){+.+.}-{3:3}, at: addrconf_verify_work+0xa/0x20
[ 573.172846][ T27] 1 lock held by khungtaskd/27:
[ 573.177685][ T27] #0: ffffffff8c91fae0 (rcu_read_lock){....}-{1:2}, at: rcu_lock_acquire+0x0/0x30
[ 573.187368][ T27] 2 locks held by getty/3256:
[ 573.192246][ T27] #0: ffff8880249cf098 (&tty->ldisc_sem){++++}-{0:0}, at: tty_ldisc_ref_wait+0x21/0x70
[ 573.203180][ T27] #1: ffffc90002bab2e8 (&ldata->atomic_read_lock){+.+.}-{3:3}, at: n_tty_read+0x6af/0x1db0
[ 573.213510][ T27] 1 lock held by syz-executor373/3529:
[ 573.218960][ T27]
[ 573.221558][ T27] =============================================
[ 573.221558][ T27]
[ 573.229966][ T27] NMI backtrace for cpu 1
[ 573.234286][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.160-syzkaller #0
[ 573.242252][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 573.252295][ T27] Call Trace:
[ 573.255560][ T27]
[ 573.258478][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 573.263150][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 573.268768][ T27] ? panic+0x860/0x860
[ 573.272831][ T27] ? nmi_cpu_backtrace+0x23b/0x4a0
[ 573.277938][ T27] nmi_cpu_backtrace+0x46a/0x4a0
[ 573.282864][ T27] ? __wake_up_klogd+0xd5/0x100
[ 573.287710][ T27] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 573.293848][ T27] ? _printk+0xd1/0x120
[ 573.298000][ T27] ? panic+0x860/0x860
[ 573.302064][ T27] ? __wake_up_klogd+0xcc/0x100
[ 573.306906][ T27] ? panic+0x860/0x860
[ 573.310967][ T27] ? __rcu_read_unlock+0x92/0x100
[ 573.315986][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 573.322045][ T27] nmi_trigger_cpumask_backtrace+0x181/0x2a0
[ 573.328019][ T27] watchdog+0xe72/0xeb0
[ 573.332174][ T27] kthread+0x3f6/0x4f0
[ 573.336233][ T27] ? hungtask_pm_notify+0x50/0x50
[ 573.341245][ T27] ? kthread_blkcg+0xd0/0xd0
[ 573.345824][ T27] ret_from_fork+0x1f/0x30
[ 573.350241][ T27]
[ 573.353340][ T27] Sending NMI from CPU 1 to CPUs 0:
[ 573.358544][ C0] NMI backtrace for cpu 0
[ 573.358552][ C0] CPU: 0 PID: 3529 Comm: syz-executor373 Not tainted 5.15.160-syzkaller #0
[ 573.358567][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 573.358575][ C0] RIP: 0010:check_preemption_disabled+0x58/0x110
[ 573.358596][ C0] Code: 65 48 8b 04 25 28 00 00 00 48 3b 44 24 08 0f 85 c7 00 00 00 89 d8 48 83 c4 10 5b 41 5c 41 5e 41 5f c3 48 c7 04 24 00 00 00 00 <9c> 8f 04 24 f7 04 24 00 02 00 00 74 c9 49 89 f6 49 89 ff 65 4c 8b
[ 573.358607][ C0] RSP: 0018:ffffc90002c16520 EFLAGS: 00000046
[ 573.358620][ C0] RAX: 0000000080000000 RBX: 0000000000000000 RCX: ffff8880208e8000
[ 573.358630][ C0] RDX: 0000000000000000 RSI: ffffffff8a8b3c20 RDI: ffffffff8ad8f6c0
[ 573.358640][ C0] RBP: 0000000000000000 R08: dffffc0000000000 R09: ffffc90002c16780
[ 573.358649][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000246
[ 573.358658][ C0] R13: ffff8880208e8000 R14: 00000000ffffffff R15: ffffffff8c91fb40
[ 573.358668][ C0] FS: 0000555556076380(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
[ 573.358680][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 573.358690][ C0] CR2: 00007ffdb30cb2f8 CR3: 0000000073d67000 CR4: 00000000003506f0
[ 573.358702][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 573.358710][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[ 573.358719][ C0] Call Trace:
[ 573.358724][ C0]
[ 573.358729][ C0] ? nmi_cpu_backtrace+0x39f/0x4a0
[ 573.358744][ C0] ? read_lock_is_recursive+0x10/0x10
[ 573.358764][ C0] ? nmi_trigger_cpumask_backtrace+0x2a0/0x2a0
[ 573.358785][ C0] ? nmi_cpu_backtrace_handler+0x8/0x10
[ 573.358799][ C0] ? nmi_handle+0xf7/0x370
[ 573.358814][ C0] ? check_preemption_disabled+0x58/0x110
[ 573.358830][ C0] ? default_do_nmi+0x62/0x150
[ 573.358844][ C0] ? exc_nmi+0xa8/0x100
[ 573.358857][ C0] ? end_repeat_nmi+0x16/0x31
[ 573.358875][ C0] ? check_preemption_disabled+0x58/0x110
[ 573.358891][ C0] ? check_preemption_disabled+0x58/0x110
[ 573.358907][ C0] ? check_preemption_disabled+0x58/0x110
[ 573.358923][ C0]
[ 573.358926][ C0]
[ 573.358931][ C0] lock_is_held_type+0xfd/0x180
[ 573.358947][ C0] ___might_sleep+0xa2/0x6a0
[ 573.358964][ C0] ? __might_sleep+0xc0/0xc0
[ 573.358978][ C0] ? rcu_lock_release+0x20/0x20
[ 573.358993][ C0] ? tcf_idr_check_alloc+0x97/0x380
[ 573.359007][ C0] ? asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 573.359022][ C0] ? __lock_acquire+0x1ff0/0x1ff0
[ 573.359036][ C0] __mutex_lock_common+0xd4/0x25a0
[ 573.359052][ C0] ? __mutex_unlock_slowpath+0x218/0x750
[ 573.359068][ C0] ? __mutex_unlock_slowpath+0x218/0x750
[ 573.359082][ C0] ? tcf_idr_check_alloc+0xa1/0x380
[ 573.359095][ C0] ? asm_sysvec_apic_timer_interrupt+0x16/0x20
[ 573.359110][ C0] ? mutex_lock_io_nested+0x60/0x60
[ 573.359127][ C0] ? __sanitizer_cov_trace_const_cmp1+0x2a/0x80
[ 573.359143][ C0] ? radix_tree_lookup+0x234/0x280
[ 573.359158][ C0] mutex_lock_nested+0x17/0x20
[ 573.359172][ C0] tcf_idr_check_alloc+0xa1/0x380
[ 573.359187][ C0] tcf_police_init+0x294/0x17c0
[ 573.359201][ C0] ? netlink_rcv_skb+0x1cf/0x410
[ 573.359213][ C0] ? netlink_unicast+0x7b6/0x980
[ 573.359228][ C0] ? __se_sys_sendmsg+0x19a/0x260
[ 573.359247][ C0] ? tcf_police_search+0x40/0x40
[ 573.359268][ C0] ? tcf_action_init_1+0x226/0x7f0
[ 573.359281][ C0] ? nla_memcpy+0x56/0xb0
[ 573.359295][ C0] ? memcpy+0x3c/0x60
[ 573.359310][ C0] ? tcf_police_search+0x40/0x40
[ 573.359323][ C0] tcf_action_init_1+0x50f/0x7f0
[ 573.359340][ C0] ? tc_action_load_ops+0x550/0x550
[ 573.359353][ C0] ? read_lock_is_recursive+0x10/0x10
[ 573.359367][ C0] ? rcu_lock_release+0x5/0x20
[ 573.359388][ C0] tcf_action_init+0x2f3/0x750
[ 573.359404][ C0] ? tcf_action_init_1+0x7f0/0x7f0
[ 573.359426][ C0] ? mark_lock+0x98/0x340
[ 573.359447][ C0] ? apparmor_capable+0x12e/0x190
[ 573.359463][ C0] ? __nla_parse+0x3c/0x50
[ 573.359477][ C0] tc_ctl_action+0x49b/0xd00
[ 573.359495][ C0] ? tcf_free_cookie_rcu+0x40/0x40
[ 573.359508][ C0] ? read_lock_is_recursive+0x10/0x10
[ 573.359541][ C0] ? tcf_free_cookie_rcu+0x40/0x40
[ 573.359555][ C0] rtnetlink_rcv_msg+0x993/0xee0
[ 573.359571][ C0] ? reacquire_held_locks+0x660/0x660
[ 573.359587][ C0] ? rtnetlink_bind+0x80/0x80
[ 573.359601][ C0] ? stack_trace_save+0x1c0/0x1c0
[ 573.359616][ C0] ? __kernel_text_address+0x94/0x100
[ 573.359632][ C0] ? unwind_get_return_address+0x49/0x80
[ 573.359648][ C0] ? reacquire_held_locks+0x660/0x660
[ 573.359661][ C0] ? arch_stack_walk+0xf3/0x140
[ 573.359677][ C0] ? mark_lock+0x98/0x340
[ 573.359692][ C0] ? mark_lock+0x98/0x340
[ 573.359705][ C0] ? __lock_acquire+0x1295/0x1ff0
[ 573.359728][ C0] netlink_rcv_skb+0x1cf/0x410
[ 573.359741][ C0] ? rtnetlink_bind+0x80/0x80
[ 573.359760][ C0] ? netlink_ack+0xb10/0xb10
[ 573.359777][ C0] netlink_unicast+0x7b6/0x980
[ 573.359795][ C0] ? netlink_detachskb+0x90/0x90
[ 573.359810][ C0] ? __virt_addr_valid+0x39e/0x450
[ 573.359823][ C0] ? 0xffffffff81000000
[ 573.359833][ C0] ? __check_object_size+0x300/0x410
[ 573.359849][ C0] ? bpf_lsm_netlink_send+0x5/0x10
[ 573.359863][ C0] netlink_sendmsg+0xa30/0xd60
[ 573.359880][ C0] ? netlink_getsockopt+0x5b0/0x5b0
[ 573.359894][ C0] ? aa_sock_msg_perm+0x91/0x150
[ 573.359909][ C0] ? bpf_lsm_socket_sendmsg+0x5/0x10
[ 573.359922][ C0] ? security_socket_sendmsg+0x7d/0xa0
[ 573.359935][ C0] ? netlink_getsockopt+0x5b0/0x5b0
[ 573.359948][ C0] ____sys_sendmsg+0x59e/0x8f0
[ 573.359964][ C0] ? iovec_from_user+0x300/0x390
[ 573.359981][ C0] ? __sys_sendmsg_sock+0x30/0x30
[ 573.360001][ C0] ___sys_sendmsg+0x252/0x2e0
[ 573.360017][ C0] ? __sys_sendmsg+0x260/0x260
[ 573.360033][ C0] ? __lock_acquire+0x1295/0x1ff0
[ 573.360055][ C0] ? __context_tracking_enter+0x5f/0x90
[ 573.360071][ C0] ? __context_tracking_exit+0x4c/0x80
[ 573.360087][ C0] ? __fdget+0x158/0x220
[ 573.360102][ C0] __se_sys_sendmsg+0x19a/0x260
[ 573.360118][ C0] ? __x64_sys_sendmsg+0x80/0x80
[ 573.360136][ C0] ? syscall_enter_from_user_mode+0x2e/0x240
[ 573.360151][ C0] ? lockdep_hardirqs_on+0x94/0x130
[ 573.360166][ C0] ? syscall_enter_from_user_mode+0x2e/0x240
[ 573.360183][ C0] do_syscall_64+0x3b/0xb0
[ 573.360196][ C0] ? clear_bhb_loop+0x15/0x70
[ 573.360209][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0
[ 573.360223][ C0] RIP: 0033:0x7f44f6be6df9
[ 573.360236][ C0] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 c1 17 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 573.360247][ C0] RSP: 002b:00007ffc284db238 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 573.360260][ C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f44f6be6df9
[ 573.360270][ C0] RDX: 0000000000000000 RSI: 0000000020000300 RDI: 0000000000000003
[ 573.360278][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000006
[ 573.360286][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 573.360295][ C0] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000001
[ 573.360307][ C0]
[ 573.360313][ C0] INFO: NMI handler (nmi_cpu_backtrace_handler) took too long to run: 1.768 msecs
[ 573.372411][ T27] Kernel panic - not syncing: hung_task: blocked tasks
[ 574.069588][ T27] CPU: 1 PID: 27 Comm: khungtaskd Not tainted 5.15.160-syzkaller #0
[ 574.077557][ T27] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
[ 574.087597][ T27] Call Trace:
[ 574.090884][ T27]
[ 574.093805][ T27] dump_stack_lvl+0x1e3/0x2d0
[ 574.098476][ T27] ? io_uring_drop_tctx_refs+0x1a0/0x1a0
[ 574.104097][ T27] ? panic+0x860/0x860
[ 574.108166][ T27] panic+0x318/0x860
[ 574.112050][ T27] ? schedule_preempt_disabled+0x20/0x20
[ 574.117682][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 574.123839][ T27] ? fb_is_primary_device+0xd0/0xd0
[ 574.129033][ T27] ? arch_trigger_cpumask_backtrace+0x10/0x10
[ 574.135117][ T27] ? nmi_trigger_cpumask_backtrace+0x221/0x2a0
[ 574.141268][ T27] ? nmi_trigger_cpumask_backtrace+0x281/0x2a0
[ 574.147418][ T27] ? nmi_trigger_cpumask_backtrace+0x286/0x2a0
[ 574.153564][ T27] watchdog+0xeb0/0xeb0
[ 574.157723][ T27] kthread+0x3f6/0x4f0
[ 574.161781][ T27] ? hungtask_pm_notify+0x50/0x50
[ 574.166793][ T27] ? kthread_blkcg+0xd0/0xd0
[ 574.171370][ T27] ret_from_fork+0x1f/0x30
[ 574.175787][ T27]
[ 574.178983][ T27] Kernel Offset: disabled
[ 574.183299][ T27] Rebooting in 86400 seconds..